Possible BGP hijack

Beginning at 2022-09-21 14:51:42 UTC, we detected a possible BGP hijack.

Prefix 189.127.151.0/24, is normally announced by AS270705 WILLAMES FERREIRA SANTOS - ME, BR.

But beginning at 2022-09-21 14:51:42, the same prefix (189.127.151.0/24) was also announced by ASN 271436.

This was detected by 73 BGPMon peers.

Expected
Start time: 2022-09-21 14:51:42 UTC
Expected prefix: 189.127.151.0/24
Expected ASN: 270705 (WILLAMES FERREIRA SANTOS - ME, BR)
Event Details
Detected advertisement: 189.127.151.0/24
Detected Origin ASN 271436 ()
Detected AS Path 263287 263396 7738 4230 264275 271436
Detected by number of BGPMon peers: 73

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